Associate Professor Shankar Siva is a radiation oncologist and leads theSABR service at the Peter MacCallum Cancer Centre. He is an internationally recognized expert in SABR. He published the first original research involving SABR in Australia, and leads the International Radiosurgery Oncology Consortium for Kidney (IROCK). He has over 250 publications, with his current research focused on high-tech radiotherapy delivery, in the context immunotherapy combinations, oligometastatic disease, kidney cancer and prostate cancer.